For your enjoyment and delight, we proudly present a list of space words and their definitions. And for extra convenience, they're even in alphabetical order!

August 18, 2009 - azimuth · B · background radiation · Bailey's beads · big bang theory · binary star · black body · black hole · bolometer · C · celestial · celestial equator · cislunar · cluster · comet · conjunction · constellation · Coriolis force · corona · cosmic rays · cosmology · cosmonaut · cosmos · crater · crescent moon · D · dark matter · day · declination · deep space ·

July 11, 2025 - NEO Surveyor (Near-Earth Object Surveyor Space Telescope)

Azimuth · Autumn · Autumn Equinox · Accretion · Accretion Disk · Adaptive Optics · Aquarius · Asterism · Astronomical Survey · Arctic Circle · Antarctic Circle · Alpha Centauri · Aurora Australis · Aurora Borealis · Absorption ...

December 23, 2023 - If you ever wonder the meaning of an astronomical word, search no further and browse below to find the definition of the space term. The following are terms from A-Z related to space & astronomy: -A- Absolute magnitude – also known as absolute visual magnitude, relates to measuring a heavenly ...

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2 weeks ago - Free, 9-minute daily news for students — hosted by Carl Azuz. Classroom-ready, fact-checked, and built to spark critical thinking and discussion.

Below is a massive list of space words - that is, words related to space. The top 4 are: galaxy, stardust, cosmos and universe. You can get the definition(s) of a word in the list below by tapping the question-mark icon next to it. The words at the top of the list are the ones most associated ...

1 day ago - The horizontal angular distance between the rise azimuth of a celestial body and the east direction. ... A cluster of closely related stars which share a common motion in space (e.g. the Hyades) such that, from the perspective of a distant observer, their proper motions all appear to be directed ...

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Twinkl's Teaching Wiki gives explanations of common terms and key vocabulary used in teaching, and shows related Twinkl resources for each term.

October 3, 2024 - aberration, absolute, acceleration, ... apex, aphelion, apogee, apotheosis, arc, ascendant, asteroid, astronaut, astronomer, astronomy, atmosphere, aurora borealis, axis, azimuth...

Azimuth The angular distance of an object around or parallel to the horizon from a predefined zero point. ... Bar A unit of measure of atmospheric pressure. One bar is equal to 0.987 atmospheres, 1.02 kg/cm2, 100 kilopascal, and 14.5 lbs/square inch. Big Bang The theory that suggests that the ...

May 16, 2022 - Figuring out how to accurately describe space can be a challenge. This list of descriptive space vocabulary can help you find the right words to use.

A comprehensive glossary and lexicon of terms and definitions for astronomy, cosmology, astrostatistics, particle physics, galaxies, galactic and extragalactic astronomy

The ESO Astronomical Glossary explains a large collection of frequently used terms in astronomy. It includes terms that are related to ESO Telescopes and Instrumentation and which often appear in ESO Publications and Press Releases.

Click on an underlined word for more information on that subject.

You are presented with a board of letters. Your goal is to form as many words as possible by connecting these letters. Each word you create will earn you points. At the end of the game, you will see your total points and how you rank against ...

July 26, 2023 - Sentences: The Zarya module of the International Space Station was built in Russia and put into space in 1998. Zarya means “sunrise” in Russian. Related Links: What is the International Space Station?